\documentclass[letterpaper,10pt]{article}
\usepackage{graphicx}
\begin{document}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.11.mps}
    \caption{stromy.11.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.21.mps}
    \caption{stromy.21.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.22.mps}
    \caption{stromy.22.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.31.mps}
    \caption{stromy.31.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.41.mps}
    \caption{stromy.41.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.51.mps}
    \caption{stromy.51.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.52.mps}
    \caption{stromy.52.mps}
\end{figure}

\begin{figure}
    \centering
    \includegraphics[scale=1]{stromy.61.mps}
    \caption{stromy.61.mps}
\end{figure}

\end{document}
